TABLE OF CONTENTS
- 1. /amplitudes_2Pi
- 1.1. amplitudes_2Pi/inMedium_delta_width
- 1.2. amplitudes_2Pi/inMedium_delta_potential
- 1.3. amplitudes_2Pi/inMedium_nucleon_potential
- 1.4. amplitudes_2Pi/inMedium_pion_potential
- 1.5. amplitudes_2Pi/buuPotential
- 1.6. amplitudes_2Pi/debugFlag
- 1.7. amplitudes_2Pi/init
- 1.8. amplitudes_2Pi/Amplitudes_2Pi
- 1.9. amplitudes_2Pi/ampli
/amplitudes_2Pi [ Modules ]
NAME
module amplitudes_2Pi
PURPOSE
Calculates 2pi photoproduction amplitudes.
amplitudes_2Pi/inMedium_delta_width [ Global module-variables ]
[ Top ] [ amplitudes_2Pi ] [ Global module-variables ]
SOURCE
logical, save :: inMedium_delta_width=.false.
PURPOSE
turn of the in-medium-width of the delta
amplitudes_2Pi/inMedium_delta_potential [ Global module-variables ]
[ Top ] [ amplitudes_2Pi ] [ Global module-variables ]
SOURCE
logical, save :: inMedium_delta_potential=.false.
PURPOSE
turn of the in-medium-potential of the delta
amplitudes_2Pi/inMedium_nucleon_potential [ Global module-variables ]
[ Top ] [ amplitudes_2Pi ] [ Global module-variables ]
SOURCE
logical, save :: inMedium_nucleon_potential=.false.
PURPOSE
turn on the in-medium-potential of the nucleon
amplitudes_2Pi/inMedium_pion_potential [ Global module-variables ]
[ Top ] [ amplitudes_2Pi ] [ Global module-variables ]
SOURCE
logical, save :: inMedium_pion_potential=.false.
PURPOSE
turn on the in-medium-potential of the pion
amplitudes_2Pi/buuPotential [ Global module-variables ]
[ Top ] [ amplitudes_2Pi ] [ Global module-variables ]
SOURCE
logical, save :: buuPotential=.true.
PURPOSE
use buu potentials, else constants
amplitudes_2Pi/debugFlag [ Global module-variables ]
[ Top ] [ amplitudes_2Pi ] [ Global module-variables ]
SOURCE
logical,save :: debugFlag=.false.
PURPOSE
Switch for debug information
amplitudes_2Pi/init [ Subroutines ]
[ Top ] [ amplitudes_2Pi ] [ Subroutines ]
NAME
subroutine init
PURPOSE
Read out job card to initialize module parameters.
amplitudes_2Pi/Amplitudes_2Pi [ Namelists ]
[ Top ] [ amplitudes_2Pi ] [ Namelists ]
NAME
NAMELIST /Amplitudes_2Pi/
PURPOSE
Includes the switches:
- debugFlag
- inMedium_delta_width
- inMedium_delta_potential
- inMedium_nucleon_potential
- inMedium_pion_potential
- buuPotential
amplitudes_2Pi/ampli [ Subroutines ]
[ Top ] [ amplitudes_2Pi ] [ Subroutines ]
NAME
subroutine ampli(r,q,p1,p2,p4,p5,o,t,betaToLRF,mediumAtPosition)
PURPOSE
Calculates the 2pi photoproduction amplitude taken from Nacher et. al. NPA 695 (2001) 295. t is given in the CM frame, only transverse components are calculated.
AUTHOR
L. Alvarez-Ruso